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package org.netbeans.validation.api.builtin.stringvalidation;

import java.net.MalformedURLException;
import java.net.URL;
import org.netbeans.validation.api.Problems;
import org.netbeans.validation.api.Validator;
import org.openide.util.NbBundle;

/**
 *
 * @author Tim Boudreau
 */
class UrlValidator extends StringValidator {

    @Override
    public void validate(Problems problems, String compName, String model) {
        try {
            URL url = new URL (model);
            //java.net.url does not require US-ASCII host names,
            //but the spec does
            String host = url.getHost();
            if (!"".equals(host)) { //NOI18N
                new ValidHostNameOrIPValidator(true).validate(problems,
                        compName, host);
                return;
            }
            String protocol = url.getProtocol();
            if ("mailto".equals(protocol)) { //NOI18N
                String emailAddress = url.toString().substring("mailto:".length()); //NOI18N
                emailAddress = emailAddress == null ? "" : emailAddress;
                new EmailAddressValidator().validate(problems, compName,
                        emailAddress);
                return;
            }
        } catch (MalformedURLException e) {
            String problem = NbBundle.getMessage(UrlValidator.class,
                    "URL_NOT_VALID", model); //NOI18N
            problems.add(problem);
        }
    }

}
